Home / 146,121.60-219,060.90-61,946.40

Finding the Fourth Proportional to 146,121.60, 219,060.90 and 61,946.40

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Solution

The fourth proportional to 146,121.60, 219,060.90 and 61,946.40 is: 92,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,121.60 : 219,060.90 = 61,946.40 : x
  2. Step 2: Convert to fraction form
    146,121.60/219,060.90 = 61,946.40/x
  3. Step 3: Cross multiply
    146,121.60x = 219,060.90 × 61,946.40
  4. Step 4: Simplify right side
    146,121.60x = 13,570,034,135.76
  5. Step 5: Solve for x
    x = 13,570,034,135.76/146,121.60
  6. Step 6: Final answer
    x = 92,868.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.